Date: Thu, 6 Jan 2011 10:46:01 +0100 From: Bernhard Schmidt <bschmidt@freebsd.org> To: "Olivier =?iso-8859-1?q?Cochard-Labb=E9?=" <olivier@cochard.me> Cc: freebsd-stable@freebsd.org Subject: Re: Regression with iwn drivers (4965BGN) in 8.2-PRERELEASE ? Message-ID: <201101061046.02128.bschmidt@freebsd.org> In-Reply-To: <AANLkTinoZZiHqnvUy88RKJ7Y0h9Z6R%2BioHWuSB%2BNkfR6@mail.gmail.com> References: <AANLkTinoZZiHqnvUy88RKJ7Y0h9Z6R%2BioHWuSB%2BNkfR6@mail.gmail.com>
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On Thursday, January 06, 2011 10:02:54 Olivier Cochard-Labb=E9 wrote: > Hi all, > Since I've upgraded from 8.1 to 8.2RC, my wireless negotiated speed is > very very slow (more exactly it start at normal speed, but decrease > each second still stopping a 1Mbps and became unusuable). >=20 > I'm using iwn drivers: > iwn0: <Intel(R) PRO/Wireless 4965BGN> mem 0xf6cfe000-0xf6cfffff irq 17 > at device 0.0 on pci12 > iwn0: MIMO 2T3R, MoW2, address 00:1d:e0:72:10:01 > iwn0: [ITHREAD] > iwn0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps > iwn0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps > iwn0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps > 24Mbps 36Mbps 48Mbps 54Mbps >=20 > [root@d630]~#uname -a > FreeBSD d630.bsdrp.net 8.2-PRERELEASE FreeBSD 8.2-PRERELEASE #1: Sun > Jan 2 01:32:14 CET 2011 > root@d630.bsdrp.net:/usr/obj/usr/src/sys/GENERIC amd64 >=20 > Does anybody else meet the same problem ? Haven't seen this yet. What do you mean with 'unusable' exactly? Lots of packet loss, or just slow= =20 transfer rates? 'wlandebug +rate' might shed some light on this one. =2D-=20 Bernhard
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